Jackery Explorer 300 vs UDPOWER C400
Comparing Jackery Explorer 300 vs UDPOWER C400: Jackery Explorer 300 scores 7.6/10 and UDPOWER C400 scores 8.4/10 in our benchmark testing. UDPOWER C400 wins overall — UDPOWER C400 scores higher on power and features while Jackery Explorer 300 offers competitive performance.
Jackery Explorer 300 (293Wh) vs UDPOWER C400 (256Wh) compared spec-by-spec. Real-world testing, pricing, pros, cons, and our verdict on which power station to buy.
| Specification | ||
|---|---|---|
| Capacity | 293Wh ✓ Winner | 256Wh |
| AC Output | 300W | 400W ✓ Winner |
| Surge Output | 500W | 800W ✓ Winner |
| Weight | 7.1 lbs | 6.88 lbs ✓ Winner |
| Dimensions | 9.1 x 5.2 x 7.8 in | 8.3 x 5.1 x 7.1 in |
| Battery Type | Li-NMC | LiFePO4 |
| Cycle Life | 500 cycles | 4,000 cycles ✓ Winner |
| AC Charge Time | 2.5 hrs (0-80% dual charge) | 90 min (0-80%) |
| Max Solar Input | 100W | 150W ✓ Winner |
| AC Outlets | 2 | 2 |
| USB-C Ports | 1 | 2 ✓ Winner |
| USB-A Ports | 2 ✓ Winner | 1 |
| DC Outlets | 1 | 3 ✓ Winner |
| Expandable | No | No |
| Operating Temp | 32-104°F | 32-104F |
| Warranty | 2 years | 5 years ✓ Winner |
| Ip Rating | N/A | — |
| App Control | No | No |
Buy the Jackery Explorer 300
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Buy the UDPOWER C400
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Who Should Buy the Jackery Explorer 300?
The Jackery Explorer 300 is the right choice for under 2000, under 1000, under 500. With 293Wh of capacity and 300W continuous output, it delivers serious power for demanding loads.
Key advantages include: only 7.1 lbs — one of the lightest power stations with ac output; compact footprint fits easily in a backpack or car trunk; 60w usb-c pd port charges laptops and phones quickly. At 7.1 lbs, it's genuinely portable.
Priced at $249 (MSRP $299), the Jackery Explorer 300 scores 7.6/10 overall in our benchmark testing — making it a solid option at its price point.
Who Should Buy the UDPOWER C400?
The UDPOWER C400 is the right choice for under 1000, car camping, tailgating. With 256Wh of capacity and 400W continuous output, it delivers serious power for demanding loads.
Key advantages include: vehicle jump-start capable (400a ec5 port) — rare at this capacity tier; 4,000+ cycle lifepo4 at $170-240; two ac outlets at 256wh; competitors usually offer one. At 6.88 lbs, it's genuinely portable.
Priced at $200 (MSRP $300), the UDPOWER C400 scores 8.4/10 overall in our benchmark testing — making it a strong performer for most users.
How Do the Specs Compare?
Capacity: The Jackery Explorer 300 leads on storage with 293Wh versus 256Wh for the UDPOWER C400 — a 14% difference that matters most for overnight or multi-day use cases.
Output: The UDPOWER C400 delivers more continuous power at 400W vs 300W, which determines what appliances you can run simultaneously — things like air conditioners, microwaves, and power tools that demand 1,000W or more.
Portability: The UDPOWER C400 is lighter at 6.88 lbs vs 7.1 lbs for the Jackery Explorer 300. The weight difference is minimal and unlikely to be a deciding factor.
Price: The UDPOWER C400 costs $200 while the Jackery Explorer 300 runs $249 — a $49 gap. At this price parity, specs and build quality become the primary tiebreakers.
Battery longevity: The UDPOWER C400 is rated for 4,000 cycles versus 500 — at one cycle per day, that's 11 vs 1 years of daily use.
🏆 Our Verdict
Choose the Jackery Explorer 300 if you need maximum capacity (293Wh vs 256Wh) and strong performance for its class.
Choose the UDPOWER C400 if you prioritize value (typically $49 less) , portability (6.88 lbs vs 7.1 lbs) .
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